Bring your own binaries – Train your own Graph Neural Network for Binary Function Search

Will Lyn

44CON 2024 · Day 1 · Main

Will Lyn, Head of Cyber Intelligence at the National Crime Agency (NCA), delivers a compelling talk that shifts the focus from traditional law enforcement's approach to cybercrime to a more dynamic, ecosystem-centric strategy. The presentation, titled "Bring your own binaries – Train your own Graph Neural Network for Binary Function Search," despite its technical title, actually delves into the NCA's broader strategic evolution in combating serious organized cybercrime, particularly ransomware. Lyn argues that the threat landscape has transformed from distinct, siloed actor types to a blended, "spectrum" threat, where financially motivated cybercriminals often blur lines with state-sponsored activities.

AI review

Lyn is a credible NCA insider delivering a genuinely useful strategic briefing on how UK law enforcement has adapted its doctrine to target the ransomware ecosystem rather than individual variants. The LockBit/Operation Cronos material carries real signal value, but the talk reads more like an informed practitioner overview than something that would surprise a seasoned threat intel or IR professional. Worth the slot at 44CON; won't be the talk people quote in six months.

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